Hi,

> On 29 Jan 2016, at 10:16, Gabriel Pechiarovich <gaps.18.2...@gmail.com> wrote:
> 
> Hi all, I just installed this module in my E310, to run the loopback in the 
> E310 i modified the flow graph so it is no gui, but when i'm running in the 
> E310 i got a segmentation fault and the program stops:

How did you install the module? Did you compile it on the E310?

> 
> root@ettus-e300:~/wifi-master# python wifi_loopback_ngui.py
> linux; GNU C++ version 4.9.1; Boost_105600; UHD_003.008.005-0-unknown
> 
> Using Volk machine: neon_hardfp
> OFDM MAPPER: encoding: 0
> set_min_output_buffer on block 10 to 96000
> set_min_output_buffer on block 12 to 96000
> set_min_output_buffer on block 14 to 96000
> set_min_output_buffer on block 15 to 96000
> Segmentation fault
> root@ettus-e300:~/wifi-master# 


I think you should try to get a backtrace. I use something like

gdb python
run wifi_loopback.py
<wait for crash>
bt


> 
> I need to run at least the loopback
> thank you in andvance
> 

If you are interested in simulations only, there is really no need to run them 
on the E310.

Best,
Bastian
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